Door jamb extension assembly



FIG. 1 is an exploded perspective view of my new design.

FIG. 2 is a top view thereof.

FIG. 3 is a back view thereof.

FIG. 4 is a front view thereof.

FIG. 5 is a left view thereof.

FIG. 6 is a right view thereof; and,

FIG. 7 is cross-section view thereof at the taken along line 7-7 of FIG. 4.

The dash-dot lines in the Figures adjacent to the shaded areas represent unclaimed boundaries of the claimed design. The dash-dash lines in the Figures refer to environmental elements only and form no part of the claimed design. The wavy break lines in FIGS. 1 and 3-6 indicate indefinite length. 

CLAIM The ornamental design for a door jamb extension assembly, as shown and described. 